
Smiths Ferry and the North Fork Payette River corridor are central to this 1953 survey, capturing the region just as the Cascade Reservoir had altered the local hydrology. The map details a landscape of high timber and mountain peaks within the Boise National Forest, including Snowbank Mtn and Tripod Peak. The presence of the Union Pacific railroad following the river bend highlights the vital transport link through this canyon-cut terrain. Downstream, the irrigation and water management needs of the mid-century are evidenced by the Sage Hen Res and numerous creek systems. Smaller mountain settlements like Alpha and Belvidere are noted, alongside evidence of shifting demographics such as the Lower Alpha School (Aband) and Round Valley School (Aband), reflecting the transition of rural education in Idaho's mountain valleys.
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